Ibm 5.25" Optical Disks 5.25" Optical Disks Magneto Optical (MO) has high-capacity, fast access and removability Unlimited Near-Line storage Fast access times Perfect for quick file retrieval at a low cost per Gigabyte MO recording is safer than traditional magnetic storage technologies No physical contact between drive heads and media for the ultimate in data integrity Write Once (WORM) Disks Some common applications are: medical imaging, financial institutions and insurance companies. 1024 bytes/sector. PermanentSatisfies auditing and/or legal requirements for unalterable retention of data. 4X 2.6GB